Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
liang tan » liang dan, liang sun, wing tan
wang dan » wang yan, wang ban, wang yidan
dan wang » dan yang, yan wang, qian wang
wang hui » wang hua, wang zhi, wang wei
hui yang » hui ying, du yang, h yang
hong ng » hong kong, hong jong, hong hong

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: wang dan wang hui yang liang tan ((dang hai) or (hong ng)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang dan wang hui yang liang tan ((dang hai) OR (hong ng)) ;*.